[U-Boot] [PATCH v10 05/30] imx: mx5: lowlevel_init: Simplify code

Benoît Thébaudeau benoit.thebaudeau at advansee.com
Wed Apr 3 08:04:27 CEST 2013


Don't use several instructions to build constant values.

Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau at advansee.com>
Acked-by: Stefano Babic <sbabic at denx.de>
---
Changes in v10: None
Changes in v9: None
Changes in v8: None
Changes in v7: None
Changes in v6: None
Changes in v5: None
Changes in v4: None
Changes in v3:
 - New patch.

Changes in v2: None

 arch/arm/cpu/armv7/mx5/lowlevel_init.S |    8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/arch/arm/cpu/armv7/mx5/lowlevel_init.S b/arch/arm/cpu/armv7/mx5/lowlevel_init.S
index 6d9396a..dfce0ca 100644
--- a/arch/arm/cpu/armv7/mx5/lowlevel_init.S
+++ b/arch/arm/cpu/armv7/mx5/lowlevel_init.S
@@ -309,8 +309,7 @@ setup_pll_func:
         ldr r0, =CCM_BASE_ADDR
         ldr r1, =0x00015154
         str r1, [r0, #CLKCTL_CBCMR]
-        ldr r1, =0x02888945
-        orr r1, r1, #(1 << 16)
+        ldr r1, =0x02898945
         str r1, [r0, #CLKCTL_CBCDR]
         /* make sure change is effective */
 1:      ldr r1, [r0, #CLKCTL_CDHIPR]
@@ -321,10 +320,7 @@ setup_pll_func:
 
 	/* Switch peripheral to PLL2 */
 	ldr r0, =CCM_BASE_ADDR
-	ldr r1, =0x00808145
-	orr r1, r1, #(2 << 10)
-	orr r1, r1, #(0 << 16)
-	orr r1, r1, #(1 << 19)
+	ldr r1, =0x00888945
 	str r1, [r0, #CLKCTL_CBCDR]
 
 	ldr r1, =0x00016154
-- 
1.7.10.4



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